Dortmund Data Bank
Azeotropic Data
The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition. The data represent a small sub list of all available data in the Dortmund Data Bank. For more data or any further information please search the DDB or contact DDBST.
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
CH4O |
32.042 |
67-56-1 |
Methanol |
| 2 |
C5H9NO |
99.133 |
872-50-4 |
N-Methyl-2-pyrrolidone |
Search the DDB for all data of this mixture
Data Table
| Azeotropic Type |
T [K] |
P [kPa] |
yaz,1 [mol/mol] |
yaz,2 [mol/mol] |
Measurement Method |
Evaluation |
Source |
| none |
313.150 |
n.a. |
n.a.
|
n.a.
|
Phase equilibrium |
Author from VLE |
2 |
| none |
333.150 |
n.a. |
n.a.
|
n.a.
|
Phase equilibrium |
Author from diagram |
1 |
| none |
393.190 |
n.a. |
n.a.
|
n.a.
|
Phase equilibrium |
Author |
3 |
(yaz - vapor and liquid mole fraction)
List of Azeotrope Types
List of References
| 1 |
Bittrich H.-J.; Eckert R.: Das Dampf/Flüssigkeits-Phasengleichgewicht binärer Mischungen mit Methanol oder Ethanol als einer Komponente. Z.Phys.Chem.(München) 175 (1992) 217-234 |
| 2 |
Zielkiewicz J.: Part 2. The N-methylpyrrolidinone + methanol mixture at T = 313.15 K: thermodynamic results and molecular dynamics caclulation. Phys.Chem.Chem.Phys. (PCCP) 5 (2003) 3193-3201 |
| 3 |
Horstmann S.; Fischer K.; Gmehling J.: Isothermal Vapor-Liquid Equilibrium and Excess Enthalpy Data for the Binary Systems Water + Sulfolane and Methanol + N-Methyl-2-pyrrolidone. J.Chem.Eng.Data 49 (2004) 1499-1503 |
Azeotropic Data Overview
© DDBST GmbH